The phrase "a change of operator" is correct and usable in written English.
It can be used in contexts related to telecommunications, computing, or any situation where a different operator is taking over a task or service.
Example: "Due to the recent issues with service quality, we are implementing a change of operator to ensure better customer satisfaction."
Alternatives: "a shift in operator" or "an operator transition".
Operator data were probably missing due to a change of network operator or errors in the mobile phone numbers.
A gambling industry analyst, Sebastian Sinclair, said that a change of heart among casino operators like Wynn Resorts should not be surprising, given the stakes involved.
On one level, yesterday's announcement on rail fare rises and today's change of operator for the west coast line from Virgin Trains to FirstGroup are straightforward consumer issues, of interest to those who use trains but not much beyond that.
Along with the change of operator and stock, the Norwegian National Rail Administration, who owns the stations and tracks, did an overhaul of maintenance on many of the stations, in particular removing years of vandalism.
D. Doren" One telegraph operator, desperate for a change of clothes, wrote to Eckert: "Have you any objections to my going to F to get some more clean duds on me/did not think would be here as long & did not bring any with me.
A combination of a change of government and legal threats from mobile operators repeatedly delayed the process.
A system can therefore be established in which supervision changes an hour after or before the change of operators.
When a mutation leads to the change of an operator into a terminal (either a variable or constant), underlying elements are discarded.
But, in the second episode, the new engineer was introducing not only a technical change but also a change in the operator's customary way of relating herself to others in the organization.
Results indicate that fNIR measures are sensitive to mental task load and practice level, and provide evidence of the fNIR deployment in the field for its ability to monitor hemodynamic changes that are associated with relative cognitive workload changes of operators.
